The polar coordinates of a point are given. Find the rectangular coordinates of the point.(7.1, 4.5) Round the rectangular coordinates to two decimal places.
A. (-1.50, 6.94)
B. (7.08, -0.56)
C. (7.08, 0.56)
D. (-1.50, -6.94)
Answer: D
Mathematics
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Find the volume of the indicated region.the region bounded by the paraboloid 
and the xy-plane
A. 128?
B. 64?
C. 
?
D. 
?
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Write in decimal notation.7.174 × 10-5
A. 0.0007174 B. -717,400 C. 0.000007174 D. 0.00007174
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Find the constant of proportionality k, and write the linear function relating the two variables.Suppose that y varies directly with x. When x = 
, then y = 9.
A. k = 
; y = x + 
B. k = 
; y = 
x
C. k = 36; y = 36x
D. k = 
; y = 
x
Mathematics
Write the sum using summation notation, assuming the suggested pattern continues.5 - 15 + 45 - 135 + ...
A. 
B. 
C. 
D. 
Mathematics